IBM 7947E3U, User Manual

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SW3 switch block SW4 switch block
UEFI boot recovery
jumper (J29)
1
2
3
1
2
3
IMM recovery jumper
(J147)
The following table describes the jumper settings for J29 and J147 on the Pass 9
level system board.
Table 5. System board jumpers
Jumper
number Jumper
name
Jumper setting
J29 UEFI boot
recovery
jumper
v Pins 1 and 2: Normal (default) Loads the primary server
firmware (formerly called BIOS) ROM page.
v
Pins 2 and 3: Loads the secondary (backup) server firmware
ROM page.
J147 IMM
recovery
jumper
v
Pins 1 and 2: Normal (default) Loads the primary IMM
firmware ROM page.
v Pins 2 and 3: Loads the secondary (backup) IMM firmware
ROM page.
Chapter 2. Installing optional devices
31